CMS 4GB (2X2GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Apple® iMac Early 2009 LAT 2009 Core 2 Duo DDR3 1067 MHz RAM - A47 at Amazon.com
iMac Late 2006 (17-inch and 20-inch) RAM Upgrade Dallas – Apple Mac Computer Repair Dallas , Laptop ,Desktop ,iMac ,MacBook iPhone iPad Data Recovery ,Virus
iMac 21.5" Late 2009 (10,1) - CPU Upgrade E8600 | MacRumors Forums